Patents by Inventor Martin David James

Martin David James has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Continuous use syringe filter
    Patent number: 10112015
    Abstract: The present invention provides a device comprising: a housing comprising a first opening for connecting to a liquid source, a second opening for connecting with an apparatus for drawing in and expelling liquid, and a valve means comprising a filter carrier and a filter, the filter carrier supporting the filter and being movable within the housing; wherein the valve means permits liquid that is drawn into the housing from the liquid source by the apparatus to enter the apparatus by bypassing the filter but which forces liquid that is subsequently pushed from the apparatus through the second opening into the housing to be filtered through the filter.
    Type: Grant
    Filed: November 26, 2014
    Date of Patent: October 30, 2018
    Assignee: GE HEALTHCARE UK LIMITED
    Inventors: Geraint Seymour, Martin David James, Richard Martin West
  • CONTINUOUS USE SYRINGE FILTER
    Publication number: 20160317748
    Abstract: The present invention provides a device comprising: a housing comprising a first opening for connecting to a liquid source, a second opening for connecting with an apparatus for drawing in and expelling liquid, and a valve means comprising a filter carrier and a filter, the filter carrier supporting the filter and being movable within the housing; wherein the valve means permits liquid that is drawn into the housing from the liquid source by the apparatus to enter the apparatus by bypassing the filter but which forces liquid that is subsequently pushed from the apparatus through the second opening into the housing to be filtered through the filter.
    Type: Application
    Filed: November 26, 2014
    Publication date: November 3, 2016
    Inventors: Geraint Seymour, Martin David James, Richard Martin West